词Depth and particle size were primary and secondary environment variables that influence the community structure of brachyuran crabs in the present geographic region.
深度与沙粒粒径大小，分别为影响调查区域内螃蟹群聚结构之主要与次要因素。
Depth and particle size were primary and secondary environment variables that influence the community structure of brachyuran crabs in the present geographic region.
深度与沙粒粒径大小，分别为影响调查区域内螃蟹群聚结构之主要与次要因素。
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